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3D Printed Speaker Cabinet Delivers Big Sound in a Small Footprint

Published on 5/16/2021

Node Audio’s Hylixa high-fidelity speaker takes advantage of selective laser sintering (SLS) 3D printing to achieve a compact construction with an uncompromised sound range.


Lightweight Combustion Chamber for 3D Printed Rocket Engine: The Cool Parts Show #30

Published on 5/12/2021

An engine for repeated trips to the moon is 3D printed in just three pieces from a metal matrix composite combining aluminum for weight saving with ceramic for high-temperature performance.


3D Printed Snakes Reveal Unseen Desert Wildlife (Includes Video)

Published on 5/10/2021

At the University of Texas El Paso, a biology researcher teams up with a manufacturing technology instructor to produce rattlesnake models realistic enough to draw predators.


Directed Energy Deposition (DED) Error Turns Nozzle Into Chess Piece — AM: Why the Failure? #3

Published on 5/5/2021

Chess pieces are often 3D printed as demo parts, but this one was an accident! What happened? The answer involves heat transfer.


Space Launch System Accumulator is a Giant Leap for 3D Printing

Published on 4/23/2021

A collaboration between Aerojet Rocketdyne and NASA is resulting in critical parts being 3D printed for new versions of the workhorse RS-25 engine. 


Reusable, 3D Printed Copper Filter: The Cool Parts Show #28

Published on 4/14/2021

In this episode of The Cool Parts Show, we learn how controlled porosity obtained through binder jetting can be applied to build metal filters capable of trapping — and even eliminating — virus particles.


Metal 3D Printed Part Has Unplanned Feature, Not Part of the Design — AM: Why the Failure? #2

Published on 4/7/2021

This component for the oil and gas industry features a shelf through the lattice structure that does not appear in the CAD model. How did it get there? The answer does not involve STL, but we talk about that anyway.


Armor’s Additive Manufacturing Supports Railway Maintenance

Published on 3/18/2021

AM proved to be the right choice for replacing a railway replacement part based on economic, technical and lead time constraints.


Autonomous Underwater Vehicle With 3D Printed Hull: The Cool Parts Show #24

Published on 2/17/2021

Our first episode of The Cool Parts Show from inside a 3D printer! Big Area Additive Manufacturing (BAAM) produces exterior components of a robot submarine and changes how this AUV is marketed.


3D Printed Parts on the Mars Perseverance Rover: The Cool Parts Show #23

Published on 2/3/2021

The Perseverance parts made through additive manufacturing are extreme examples of lightweighting. We have replicas of the 3D printed parts that were sent to Mars.

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